. >> bill clinton, you know, famously said he didn't inhale. obama, on the other hand, not only inhaled but was sort of the ringleader of the idea of total absorption, what they call ta, where you had to make sure that everything got inhaled. take roohits while you're in the car. >> i think it was important tohi barry because perhaps it did fill a void that wasn't appant at the time. i don't think any of us thought of it that way, but now in retrospect, we look backndap went, hey, we really weraa family. this was really, really cool. >> narrator: obama's senior yearbook tells the story. >> in his yearbook he thks "gramps and toot," who are stan and madeline, his grandparents, and the choom gang, and ray for the good times. who was their drug dealer. who was kind of a hippie who could get them the good stuff. and he doesn't thank his mother. >> narrator: by the time he graduated from punahou, obama had cided to leave hawaii. >> one of the central themes that i find from his life is hio intense desire to avoid being trapped. his mother had that.